Calculate BMI, estimated body fat, healthy weight boundaries, and hydration goals automatically.
Adjust range values to trigger instant diagnostics.
Body Mass Index (BMI) is a medical screening tool that estimates your body fat level relative to your height. It is calculated by dividing weight in kilograms by height in meters squared:BMI = weight (kg) / (height (m) * height (m))BMI results are categorized into four groups: Underweight (below 18.5), Normal weight (18.5 - 24.9), Overweight (25 - 29.9), and Obese (30 or above). Tracking BMI helps identify potential health risks related to body fat.
Our Ideal Weight Calculator uses the medically accepted **Devine Formula** (developed in 1974) to estimate healthy adult body weights based on height and gender:
Water is essential for digestion, joints, cellular metabolism, and temperature regulation. A common medical guideline is that adults need approximately **35 ml of water per kilogram of body weight** daily. For example, a person weighing 70 kg requires:Daily Water Target = 70 kg * 35 ml = 2450 mlOur dynamic tracker updates your daily hydration target automatically whenever you adjust your weight, keeping your hydration in sync with your body mass.